Soil improvers and growing media - Determination of pH

This European Standard specifies an instrumental method for the routine determination of pH in a suspension of soil improvers or growing media.
This method is not applicable to liming materials and preformed materials such as mineral wool slabs and foam slabs.
NOTE   The requirements of the standard may differ from the national legal requirements for the declaration of the products concerned.

Bodenverbesserungsmittel und Kultursubstrate - Bestimmung des pH-Wertes

Diese Europäische Norm legt ein gerätegestütztes Verfahren zur routinemäßigen Bestimmung des pH-Wertes in einer Suspension aus Bodenverbesserungsmitteln oder Kultursubstraten fest. Dieses Verfahren gilt nicht für Calcium-/Magnesium-Bodenverbesserungsmittel und vorgeformte Materialien wie Mineralwollplatten und Schaumplatten. ANMERKUNG Die Anforderungen der Norm können von den nationalen gesetzlichen Vorgaben bezüglich der Deklaration der erwähnten Produkte abweichen.

Amendements du sol et supports de culture - Détermination du pH

La présente Norme européenne spécifie une méthode instrumentale de détermination de routine du pH dans une
suspension d'amendements organiques et de supports de culture.
La présente méthode n’est pas applicable aux amendements calciques et/ou magnésiens basiques, ni aux
matériaux préformés tels que les blocs de laine minérale et de mousse.
NOTE Les exigences de la norme peuvent diverger par rapport aux législations nationales en ce qui concerne la
déclaration des produits concernés.

Izboljševalci tal in rastni substrati - Določevanje pH

Ta evropski standard določa instrumentalno metodo za rutinsko določevanje pH v suspenziji izboljševalcev tal ali rastnih substratov.

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Standards Content (Sample)

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Bodenverbesserungsmittel und Kultursubstrate - Bestimmung des pH-WertesAmendements du sol et supports de culture - Détermination du pHSoil improvers and growing media - Determination of pH65.080GnojilaFertilizersICS:Ta slovenski standard je istoveten z:EN 13037:2011SIST EN 13037:2012en,fr,de01-februar-2012SIST EN 13037:2012SLOVENSKI

SIST EN 13037:2012

EN 13037
November 2011 ICS 65.080 Supersedes EN 13037:1999English Version
Soil improvers and growing media - Determination of pH
Amendements du sol et supports de culture - Détermination du pH
Bodenverbesserungsmittel und Kultursubstrate - Bestimmung des pH-Wertes This European Standard was approved by CEN on 17 September 2011.
CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.
Management Centre:
Avenue Marnix 17,
B-1000 Brussels © 2011 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 13037:2011: ESIST EN 13037:2012

EN 13037:2011 (E) 2 Contents Page Foreword .31 Scope .42 Normative references .43 Terms and definitions .44 Principle .45 Reagents .46 Apparatus .57 Preparation .57.1 Extraction .57.1.1 General .57.1.2 Test samples passing through a 20 mm sieve .57.1.3 Test samples passing through a 40 mm sieve .68 Procedure .68.1 Calibration of the pH meter .68.2 Measurement of the pH .69 Precision .610 Test report .6Annex A (informative)
Results of an interlaboratory trial to determine pH .7Bibliography .

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